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Ich 2107: Biochemistry Ii Question Paper

Ich 2107: Biochemistry Ii

Course:Bachelor Of Science In Public Health

Institution: Jomo Kenyatta University Of Agriculture And Technology question papers

Exam Year:2012

JOMO KENYATTA UNIVERSITY
OF
AGRICULTURE AND TECHNOLOGY

University Examinations 2012/2013

END OF SEMESTER EXAMINATION FOR DEGREE IN BACHELOR OF SCIENCE IN PUBLIC HEALTH/PHYSIOTHERAPY

ICH 2107: BIOCHEMISTRY II

DATE: AUGUST 2012 TIME: 2 HOURS

INSTRUCTIONS: ANSWER ALL QUESTIONS IN SECTION A AND ANY ONE QUESTION IN SECTION B
____________________________________________________________________________

SECTION A (6 MARKS EACH) Answer all questions in this section

1. State three major purposes for which living organisms need energy.

2. Differentiate between glycolysis and gluconeogenesis

3. Fatty acids are fuel molecules that must undergo three stages of processing to be used as fuels. Briefly describe these processes.

4. Describe the two phases of the pentose phosphate pathway

5. Outline the denovo synthesis of the pyrimidine ring.

6. (a) Name three membrane lipids

(b) At which sites is phosphatidate synthesized?

7. Define oxidative phosphorylation and state the site for this process

8. Briefly outline the key steps in a signal transduction circuit

SECTION B Answer only one question in this section (22 marks)

9. Discuss muscle contraction

10.(a) Outline the TCA cycle and show the sites of formation of NAoH and FAoH2

(b) Name the site where the TCA cycle occurs

11. Discuss the regulation of metabolic pathways.

Ich 2107: Biochemistry Ii Question Paper

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